39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
#ifndef VEGETATIONPRESENCEDEFINITION_H
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#define VEGETATIONPRESENCEDEFINITION_H
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#include "definition_global.h"
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#include "DefinitionNode.h"
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namespace paysages {
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namespace definition {
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/**
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* Definition of the presence of vegetation at locations.
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*/
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class DEFINITIONSHARED_EXPORT VegetationPresenceDefinition: public DefinitionNode
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{
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public:
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VegetationPresenceDefinition(VegetationLayerDefinition *parent);
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/**
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* Collect instances in a rectangle area.
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*
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* If *outcomers* is true, the rectangle area will be expanded to included potential instances that does not originate
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* in the area, but may have leaves in it.
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*
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* The location vector set in collected instances is based on raw terrain height, without displacement.
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* It's the renderer role to apply the correct displacement.
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*/
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bool collectInstances(std::vector<VegetationInstance> *result, const VegetationModelDefinition &model, double xmin, double zmin, double xmax, double zmax, bool outcomers=true) const;
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private:
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NoiseNode *noise;
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FloatNode *interval;
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};
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}
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}
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#endif // VEGETATIONPRESENCEDEFINITION_H
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